This product is a set of 4 TSA-approved travel luggage locks, featuring a rectangular shape and a combination lock design. Made of hardened steel, copper, and high-impact ABS, these locks are durable and resistant to cutting. They are easy to set and come in a modern black color with a painted finish. The locks are designed for various recommended uses such as gym bags, school lockers, and storage chests. Each lock weighs 1.12 ounces and does not require batteries. With TSA approval and special features like unbreakability and cutting resistance, these luggage locks offer security and convenience for your travels.